Corned Beef Grilled Cheese Sandwich with Guinness Caramelized Onions Recipe
"A recipe for Corned Beef Grilled Cheese Sandwich with Guinness Caramelized Onions : Slow roasted tender corned beef served in a grilled cheese sandwich along with Guinness caramelized onions, grainy mustard and plenty of melted cheddar cheese...."
INGREDIENTS
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1 tablespoon oil
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1 medium onion, sliced
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1 cup Guinness
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1 teaspoon Worcestershire sauce
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2 teaspoons grainy mustard
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1 tablespoon butter, room temperature
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2 slices rye, lightly toasted
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1/2 cup cheddar, shredded, room temperature
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2 ounces cooked corned beef, sliced or shredded, warm